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Finding the Fourth Proportional to 80,395.86, 110,939.01 and 44,585.76

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Solution

The fourth proportional to 80,395.86, 110,939.01 and 44,585.76 is: 61,524.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,395.86 : 110,939.01 = 44,585.76 : x
  2. Step 2: Convert to fraction form
    80,395.86/110,939.01 = 44,585.76/x
  3. Step 3: Cross multiply
    80,395.86x = 110,939.01 × 44,585.76
  4. Step 4: Simplify right side
    80,395.86x = 4,946,300,074.50
  5. Step 5: Solve for x
    x = 4,946,300,074.50/80,395.86
  6. Step 6: Final answer
    x = 61,524.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.